Rayovac 9V Lithium Battery

This lithium battery lasts longer than ordinary alkaline batteries with higher energy density, wider operating temperature range and lighter weight. Consumer-replaceable battery lasts on average two times longer than ordinary alkaline 9-volt batteries. Using this alarm battery in your ionization smoke detector will give you a working smoke alarm for years.

Rayovac 9V Lithium Battery - For Multipurpose - 9 V DC - Lithium (Li) - 8 / Pack